ZHCSC61B March 2014 – September 2020 TPS2556-Q1 , TPS2557-Q1
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS(1) | MIN | TYP | MAX | UNIT | ||||
|---|---|---|---|---|---|---|---|---|---|
| POWER SWITCH | |||||||||
| rDS(on) | Static drain-source on-state resistance | TJ = 25°C | 22 | 25 | m? | ||||
| –40 °C ≤ TJ ≤ 125°C | 35 | ||||||||
| ENABLE INPUT EN OR EN | |||||||||
| Enable terminal turnon or turnoff threshold | 0.66 | 1.1 | V | ||||||
| Hysteresis | 55(2) | mV | |||||||
| I(EN) | Input current | V(EN) = 0 V or 6.5 V, or V( EN) = 0 V or 6.5 V | –0.5 | 0.5 | μA | ||||
| CURRENT LIMIT | |||||||||
| IOS | Current-limit threshold (maximum dc output current I(OUT) delivered to load) and short-circuit current, OUT connected to GND | R(ILIM) = 24.9 k? | 4180 | 4500 | 4745 | mA | |||
| R(ILIM) = 61.9 k? | 1610 | 1805 | 1980 | ||||||
| R(ILIM) = 100 k? | 945 | 1110 | 1270 | ||||||
| SUPPLY CURRENT | |||||||||
| I(IN_off) | Supply current, low-level output | V(IN) = 6.5 V, no load on OUT, V( EN) = 6.5 V or V(EN) = 0 V | 0.1 | 2.5 | μA | ||||
| I(IN_on) | Supply current, high-level output | V(IN) = 6.5 V, no load on OUT | R(ILIM) = 24.9 k? | 95 | 120 | μA | |||
| R(ILIM) = 100 k? | 85 | 110 | μA | ||||||
| I(REV) | Reverse leakage current | V(OUT) = 6.5 V, VIN = 0 V | TJ = 25 °C | 0.01 | 1 | μA | |||
| UNDERVOLTAGE LOCKOUT | |||||||||
| V(UVLO) | Low-level input voltage, IN | V(IN) rising | 2.35 | 2.45 | V | ||||
| Hysteresis, IN | 35(2) | mV | |||||||
| FAULT FLAG | |||||||||
| VOL | Output low voltage, FAULT | I( FAULT) = 1 mA | 180 | mV | |||||
| Off-state leakage | V( FAULT) = 6.5 V | 1 | μA | ||||||
| FAULT deglitch | FAULT assertion or de-assertion due to overcurrent condition | 6 | 9 | 13 | ms | ||||
| THERMAL SHUTDOWN | |||||||||
| T(OTSD2) | Thermal shutdown threshold | 155 | °C | ||||||
| T(OTSD) | Thermal shutdown threshold in current-limit | 135 | °C | ||||||
| Hysteresis | 20(2) | °C | |||||||